}
    }

    /**
     * Performs witness unregistration.
     *
     * @param request the unregistration request
     * @return the unregistration response
     * @throws IOException if the RPC call fails
     */
    public WitnessUnregisterResponse unregister(WitnessUnregisterRequest request) throws IOException {
        if (!connected) {

 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */
package jcifs.internal.witness;

/**
 * Represents a witness unregistration response as defined in MS-SWN specification.
 * Contains the result of a witness unregistration request.
 */
public class WitnessUnregisterResponse {
    /**
     * Creates a new witness unregister response.
     */
    public WitnessUnregisterResponse() {

    }

    @Test
    @DisplayName("Test resource unregistration")
    void testResourceUnregistration() {
        TestResource resource = new TestResource("test5");
        String resourceId = resourceManager.registerResource(resource);

        resourceManager.unregisterResource(resourceId);

        // After unregistration, the resource should be removed from active tracking

    private byte[] contextHandle;

    /**
     * Gets the registration ID to unregister.
     *
     * @return the registration ID
     */
    public String getRegistrationId() {
        return registrationId;
    }

    /**
     * Sets the registration ID to unregister.
     *
     * @param registrationId the registration ID
     */
    public void setRegistrationId(String registrationId) {

     * @param contextHandle the context handle from registration
     */
    public WitnessUnregisterMessage(byte[] contextHandle) {
        super(WITNESS_UNREGISTER);
        this.contextHandle = contextHandle != null ? contextHandle.clone() : new byte[20];
    }

    /**
     * Sets the context handle for unregistration.
     *
     * @param contextHandle the context handle from registration
     */

        /**
         * Called when a witness registration fails.
         *
         * @param registration the failed registration
         * @param error the error that occurred
         */
        void onRegistrationFailed(WitnessRegistration registration, Exception error);

        /**
         * Called when a witness registration expires.
         *
         * @param registration the expired registration
         */

        WitnessRegistration registration = future.get(5, TimeUnit.SECONDS);

        assertNotNull(registration);
        assertEquals(WitnessRegistrationState.REGISTERED, registration.getState());
        assertEquals("\\\\server\\share", registration.getShareName());
        assertEquals(serverAddress, registration.getServerAddress());

     * @return the registration count
     */
    public int getRegistrationCount() {
        return registrations.size();
    }

    /**
     * Check if a registration exists
     *
     * @param registrationId the registration ID
     * @return true if registration exists
     */
    public boolean hasRegistration(String registrationId) {
        return registrations.containsKey(registrationId);
    }

        log.error("Witness registration failed: {}", registration.getRegistrationId(), error);
    }
    
    @Override
    public void onRegistrationExpired(WitnessRegistration registration) {
        log.warn("Witness registration expired: {}", registration.getRegistrationId());
        // Could attempt re-registration here
    }
}

import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

/**
 * RDMA buffer manager for efficient memory region pooling.
 *
 * Manages pools of pre-registered memory regions to avoid the overhead
 * of frequent registration/deregistration during RDMA operations.
 */
public class RdmaBufferManager implements AutoCloseable {

    private static final Logger log = LoggerFactory.getLogger(RdmaBufferManager.class);